2007451881

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{132689}}^1$

素因数の和:132777

約数の個数: 18

約数和(自身を含む): 2972123310

約数和(自身を除く): 964671429

約数列:

[1, 3, 9, 41, 123, 369, 1681, 5043, 15129, 132689, 398067, 1194201, 5440249, 16320747, 48962241, 223050209, 669150627, 2007451881]

約数ペア:

[(1, 2007451881), (3, 669150627), (9, 223050209), (41, 48962241), (123, 16320747), (369, 5440249), (1681, 1194201), (5043, 398067), (15129, 132689)]